- Does Araquanid's "Bubble Trap" attack get its bonus damage if the Pokemon that used "Bubble" on my previous turn was Knocked Out or is no longer in play?
- Yes, you get the bonus damage. The effect of "using Bubble" is on the player, not on the Pokemon.
Source:
Forbidden Light FAQ (2018-04-20), TPCi Rules Team (2018-05-03)